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/*
* Unix SMB/CIFS implementation.
* NetApi Support
* Copyright (C) Guenther Deschner 2007-2008
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
#include "lib/netapi/netapi.h"
#include "lib/netapi/netapi_private.h"
extern bool AllowDebugChange;
struct libnetapi_ctx *stat_ctx = NULL;
TALLOC_CTX *frame = NULL;
static bool libnetapi_initialized = false;
/****************************************************************
****************************************************************/
NET_API_STATUS libnetapi_init(struct libnetapi_ctx **context)
{
struct libnetapi_ctx *ctx = NULL;
char *krb5_cc_env = NULL;
if (stat_ctx && libnetapi_initialized) {
*context = stat_ctx;
return NET_API_STATUS_SUCCESS;
}
#ifdef DEVELOPER
talloc_enable_leak_report();
#endif
frame = talloc_stackframe();
ctx = talloc_zero(frame, struct libnetapi_ctx);
if (!ctx) {
TALLOC_FREE(frame);
return W_ERROR_V(WERR_NOMEM);
}
if (!DEBUGLEVEL) {
DEBUGLEVEL = 0;
}
/* prevent setup_logging() from closing x_stderr... */
dbf = 0;
setup_logging("libnetapi", true);
dbf = x_stderr;
x_setbuf(x_stderr, NULL);
AllowDebugChange = false;
load_case_tables();
if (!lp_load(get_dyn_CONFIGFILE(), true, false, false, false)) {
TALLOC_FREE(frame);
fprintf(stderr, "lp_load failed\n");
return W_ERROR_V(WERR_GENERAL_FAILURE);
}
AllowDebugChange = true;
init_names();
load_interfaces();
reopen_logs();
BlockSignals(True, SIGPIPE);
krb5_cc_env = getenv(KRB5_ENV_CCNAME);
if (!krb5_cc_env || (strlen(krb5_cc_env) == 0)) {
ctx->krb5_cc_env = talloc_strdup(frame, "MEMORY:libnetapi");
setenv(KRB5_ENV_CCNAME, ctx->krb5_cc_env, 1);
}
ctx->username = talloc_strdup(frame, getenv("USER"));
if (!ctx->username) {
TALLOC_FREE(frame);
fprintf(stderr, "out of memory\n");
return W_ERROR_V(WERR_NOMEM);
}
libnetapi_initialized = true;
*context = stat_ctx = ctx;
return NET_API_STATUS_SUCCESS;
}
/****************************************************************
****************************************************************/
NET_API_STATUS libnetapi_getctx(struct libnetapi_ctx **ctx)
{
if (stat_ctx) {
*ctx = stat_ctx;
return NET_API_STATUS_SUCCESS;
}
return libnetapi_init(ctx);
}
/****************************************************************
****************************************************************/
NET_API_STATUS libnetapi_free(struct libnetapi_ctx *ctx)
{
libnetapi_shutdown_cm(ctx);
if (ctx->krb5_cc_env) {
char *env = getenv(KRB5_ENV_CCNAME);
if (env && (strequal(ctx->krb5_cc_env, env))) {
unsetenv(KRB5_ENV_CCNAME);
}
}
gfree_names();
gfree_loadparm();
gfree_case_tables();
gfree_charcnv();
gfree_interfaces();
gencache_shutdown();
secrets_shutdown();
TALLOC_FREE(ctx);
TALLOC_FREE(frame);
gfree_debugsyms();
return NET_API_STATUS_SUCCESS;
}
/****************************************************************
****************************************************************/
NET_API_STATUS libnetapi_set_debuglevel(struct libnetapi_ctx *ctx,
const char *debuglevel)
{
AllowDebugChange = true;
ctx->debuglevel = talloc_strdup(ctx, debuglevel);
if (!debug_parse_levels(debuglevel)) {
return W_ERROR_V(WERR_GENERAL_FAILURE);
}
return NET_API_STATUS_SUCCESS;
}
/****************************************************************
****************************************************************/
NET_API_STATUS libnetapi_get_debuglevel(struct libnetapi_ctx *ctx,
char **debuglevel)
{
*debuglevel = ctx->debuglevel;
return NET_API_STATUS_SUCCESS;
}
/****************************************************************
****************************************************************/
NET_API_STATUS libnetapi_set_username(struct libnetapi_ctx *ctx,
const char *username)
{
TALLOC_FREE(ctx->username);
ctx->username = talloc_strdup(ctx, username ? username : "");
if (!ctx->username) {
return W_ERROR_V(WERR_NOMEM);
}
return NET_API_STATUS_SUCCESS;
}
NET_API_STATUS libnetapi_set_password(struct libnetapi_ctx *ctx,
const char *password)
{
TALLOC_FREE(ctx->password);
ctx->password = talloc_strdup(ctx, password);
if (!ctx->password) {
return W_ERROR_V(WERR_NOMEM);
}
return NET_API_STATUS_SUCCESS;
}
NET_API_STATUS libnetapi_set_workgroup(struct libnetapi_ctx *ctx,
const char *workgroup)
{
TALLOC_FREE(ctx->workgroup);
ctx->workgroup = talloc_strdup(ctx, workgroup);
if (!ctx->workgroup) {
return W_ERROR_V(WERR_NOMEM);
}
return NET_API_STATUS_SUCCESS;
}
/****************************************************************
****************************************************************/
const char *libnetapi_errstr(NET_API_STATUS status)
{
if (status & 0xc0000000) {
return get_friendly_nt_error_msg(NT_STATUS(status));
}
return get_friendly_werror_msg(W_ERROR(status));
}
/****************************************************************
****************************************************************/
NET_API_STATUS libnetapi_set_error_string(struct libnetapi_ctx *ctx,
const char *format, ...)
{
va_list args;
TALLOC_FREE(ctx->error_string);
va_start(args, format);
ctx->error_string = talloc_vasprintf(ctx, format, args);
va_end(args);
if (!ctx->error_string) {
return W_ERROR_V(WERR_NOMEM);
}
return NET_API_STATUS_SUCCESS;
}
/****************************************************************
****************************************************************/
const char *libnetapi_get_error_string(struct libnetapi_ctx *ctx,
NET_API_STATUS status)
{
struct libnetapi_ctx *tmp_ctx = ctx;
if (!tmp_ctx) {
status = libnetapi_getctx(&tmp_ctx);
if (status != 0) {
return NULL;
}
}
if (tmp_ctx->error_string) {
return tmp_ctx->error_string;
}
return libnetapi_errstr(status);
}
/****************************************************************
****************************************************************/
NET_API_STATUS NetApiBufferFree(void *buffer)
{
if (!buffer) {
return W_ERROR_V(WERR_INSUFFICIENT_BUFFER);
}
talloc_free(buffer);
return NET_API_STATUS_SUCCESS;
}
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